Question: When did the marriage of John II of France and Bonne of Bohemia end?
Paraphrase: In what year did the marriage between John II of France and Bonne of Bohemia come to an end?
SPARQL (Wikidata): SELECT ?value WHERE { wd:Q169992 p:P26 ?s . ?s ps:P26 wd:Q235487 . ?s pq:P582 ?value}